This command will change the sex of the target. If the target is female, they will become male, if they target is male, they will become female. It is not recommended that you use this command on target's that are required for quests and cannot be re-spawned because it can often cause problems.
sexchange Target Command
ff0084953.sexchange
If the NPC with reference id ff0084953 is male, this command will make the NPC female. If the NPC is female, this command will make the NPC male.